/**
数据验证（表单验证）
*/
module.exports = {
    error: '',
    check: function (data, rule) {
        for (var i = 0; i < rule.length; i++) {
            if (!rule[i].checkType) {
                return true;
            }
            if (!rule[i].name) {
                return true;
            }
            if (!rule[i].errorMsg) {
                return true;
            }
            if (!('required' in rule[i])) {
                rule[i].required = true;
            }
            if (!data[rule[i].name]) {
                if (rule[i].required) {
                    this.error = rule[i].emptyMsg || rule[i].errorMsg;
                    return false;
                }
            } else {
                switch (rule[i].checkType) {
                    case 'string':
                        var reg = new RegExp('^.{' + rule[i].checkRule + '}$');
                        if (!reg.test(data[rule[i].name])) { this.error = rule[i].errorMsg; return false; }
                        break;
                    case 'int':
                        var reg = new RegExp('^(-[1-9]|[1-9])[0-9]{' + rule[i].checkRule + '}$');
                        if (!reg.test(data[rule[i].name])) { this.error = rule[i].errorMsg; return false; }
                        break;
                        break;
                    case 'between':
                        if (!this.isNumber(data[rule[i].name])) {
                            this.error = rule[i].errorMsg;
                            return false;
                        }
                        var minMax = rule[i].checkRule.split(',');
                        minMax[0] = Number(minMax[0]);
                        minMax[1] = Number(minMax[1]);
                        if (data[rule[i].name] > minMax[1] || data[rule[i].name] < minMax[0]) {
                            this.error = rule[i].errorMsg;
                            return false;
                        }
                        break;
                    case 'betweenD':
                        var reg = /^-?[1-9][0-9]?$/;
                        if (!reg.test(data[rule[i].name])) { this.error = rule[i].errorMsg; return false; }
                        var minMax = rule[i].checkRule.split(',');
                        minMax[0] = Number(minMax[0]);
                        minMax[1] = Number(minMax[1]);
                        if (data[rule[i].name] > minMax[1] || data[rule[i].name] < minMax[0]) {
                            this.error = rule[i].errorMsg;
                            return false;
                        }
                        break;
                    case 'betweenF':
                        var reg = /^-?[0-9][0-9]?.+[0-9]+$/;
                        if (!reg.test(data[rule[i].name])) { this.error = rule[i].errorMsg; return false; }
                        var minMax = rule[i].checkRule.split(',');
                        minMax[0] = Number(minMax[0]);
                        minMax[1] = Number(minMax[1]);
                        if (data[rule[i].name] > minMax[1] || data[rule[i].name] < minMax[0]) {
                            this.error = rule[i].errorMsg;
                            return false;
                        }
                        break;
                    case 'same':
                        if (data[rule[i].name] != rule[i].checkRule) { this.error = rule[i].errorMsg; return false; }
                        break;
                    case 'notsame':
                        if (data[rule[i].name] == rule[i].checkRule) { this.error = rule[i].errorMsg; return false; }
                        break;
                    case 'email':
                        var reg = /^\w+([-+.']\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*$/;
                        if (!reg.test(data[rule[i].name])) { this.error = rule[i].errorMsg; return false; }
                        break;
                    case 'phoneno':
                        var reg = /^1[0-9]{10,10}$/;
                        if (!reg.test(data[rule[i].name])) { this.error = rule[i].errorMsg; return false; }
                        break;
                    case 'zipcode':
                        var reg = /^[0-9]{6}$/;
                        if (!reg.test(data[rule[i].name])) { this.error = rule[i].errorMsg; return false; }
                        break;
                    case 'reg':
                        var reg = new RegExp(rule[i].checkRule);
                        if (!reg.test(data[rule[i].name])) { this.error = rule[i].errorMsg; return false; }
                        break;
                    case 'in':
                        if (rule[i].checkRule.indexOf(data[rule[i].name]) == -1) {
                            this.error = rule[i].errorMsg; return false;
                        }
                        break;
                    case 'notnull':
                        if (data[rule[i].name] == null || data[rule[i].name].length < 1) { this.error = rule[i].errorMsg; return false; }
                        break;
                }
            }
        }
        return true;
    },
    isNumber: function (checkVal) {
        checkVal = Number(checkVal);
        if (checkVal == NaN) { return false; }
        return true;
    }
}